Home / 1,031,238,694.47-1,423,143,773.10-579,196,323.06

Finding the Fourth Proportional to 1,031,238,694.47, 1,423,143,773.10 and 579,196,323.06

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Solution

The fourth proportional to 1,031,238,694.47, 1,423,143,773.10 and 579,196,323.06 is: 799,310,232.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,238,694.47 : 1,423,143,773.10 = 579,196,323.06 : x
  2. Step 2: Convert to fraction form
    1,031,238,694.47/1,423,143,773.10 = 579,196,323.06/x
  3. Step 3: Cross multiply
    1,031,238,694.47x = 1,423,143,773.10 × 579,196,323.06
  4. Step 4: Simplify right side
    1,031,238,694.47x = 824,279,640,565,254,784
  5. Step 5: Solve for x
    x = 824,279,640,565,254,784/1,031,238,694.47
  6. Step 6: Final answer
    x = 799,310,232.43

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.